From 02961693e18fa146e3fb6e31140d9f61a27d1887 Mon Sep 17 00:00:00 2001
From: elParaguayo <elparaguayocode@gmail.com>
Date: Fri, 12 Jul 2024 21:52:24 +0100
Subject: [PATCH] Bugfix ConditionalBorder

ConditionalBorder adjusts the window size based on default value but it
should adjust based on the previous border width.
---
 CHANGELOG                                     | 1 +
 qtile_extras/layout/decorations/injections.py | 9 ++++++---
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/CHANGELOG b/CHANGELOG
index 9a224635..08d6b454 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,4 @@
+2024-07-12: [BUGFIX] Fix bug where conditional border could resize window
 2024-07-07: [FEATURE] Add `RoundedCorners` border decoration (Wayland only)
 2024-07-07: [FEATURE] Add `ConditionalBorderWidth` to set border width depending on window conditions
 2024-06-13: [FEATURE] Add new `CustomBorder` to draw window borders with user-defined functions
diff --git a/qtile_extras/layout/decorations/injections.py b/qtile_extras/layout/decorations/injections.py
index 827e9136..13cc6108 100644
--- a/qtile_extras/layout/decorations/injections.py
+++ b/qtile_extras/layout/decorations/injections.py
@@ -227,15 +227,18 @@ def new_place(
     respect_hints=False,
 ):
     if isinstance(borderwidth, ConditionalBorderWidth):
+        old = getattr(self, "_old_bw", borderwidth.default)
         newborder = borderwidth.get_border_for_window(self)
-        if newborder != borderwidth.default:
-            width += borderwidth.default * 2
+        if newborder != old:
+            width += old * 2
             width -= newborder * 2
-            height += borderwidth.default * 2
+            height += old * 2
             height -= newborder * 2
     else:
         newborder = borderwidth
 
+    self._old_bw = newborder
+
     self._place(
         x,
         y,